This paper introduces a simple semimicro-distillation apparatus,In this apparstus,a three-necked flask is used as steam generator.

介绍一种用三颈圆底烧蒸汽发生器的半量水汽蒸馏装置。

The article focuses on quantity analysis, discussion of using constant quantity instrument to do semimicro chemical analysis experiment.

绕定量分析实验中,利用常量仪器进行半量化学分析进行探讨。